KEC Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 4358
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9391058 Transient voltage suppressor and its manufacturing methodOct 01, 14Jul 12, 16[H01L]
9070561 Semiconductor device and die bonding structure thereofOct 16, 14Jun 30, 15[H01L]
8901651 Power semiconductor deviceNov 07, 13Dec 02, 14[H01L]
7836232 Single wire serial communication systemJan 10, 07Nov 16, 10[G06F]
7030476 Rectifier diode deviceSep 02, 04Apr 18, 06[H01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8120096 Power semiconductor device and method of manufacturing the sameExpiredMar 03, 09Feb 21, 12[H01L]
7426124 DC-AC converterExpiredSep 18, 06Sep 16, 08[H02M]
2008/0157,189 Power Semiconductor DeviceAbandonedOct 25, 05Jul 03, 08[H01L]
7138990 Gate pulse modulatorExpiredSep 27, 04Nov 21, 06[G09G]
6135609 Cabinet for commercial television set and method of inspectionExpiredApr 30, 98Oct 24, 00[A47B]

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